(19)

(11)

EP 2 049 972 A2

(12)

(88) Date of publication A3: 03.07.2008 (43) Date of publication: 22.04.2009 Bulletin 2009/17 (21) Application number: 07825912.4 (22) Date of filing: 10.07.2007

(51) International Patent Classification (IPC):  G06F 3/01(2006.01) (86) International application number: PCT/IB2007/052737 (87) International publication number: WO 2008/012717 (31.01.2008 Gazette 2008/05)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 28.07.2006 EP 06118029 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventors: LASHINA, Tatiana NL-5656 AA Eindhoven (NL) VAN GELDER, Kero NL-5656 AA Eindhoven (NL) VAN DE WIJDEVEN, Sander Bernard Francis NL-5656 AA Eindhoven (NL) HOLLEMANS, Gerrit NL-5656 AA Eindhoven (NL) BUIL, Vincentius Paulus NL-5656 AA Eindhoven (NL) (74) Representative: Bekkers, Joost J.J  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)